Home / 336,074,015.20-504,111,022.80-131,534,111.20

Finding the Fourth Proportional to 336,074,015.20, 504,111,022.80 and 131,534,111.20

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Solution

The fourth proportional to 336,074,015.20, 504,111,022.80 and 131,534,111.20 is: 197,301,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,074,015.20 : 504,111,022.80 = 131,534,111.20 : x
  2. Step 2: Convert to fraction form
    336,074,015.20/504,111,022.80 = 131,534,111.20/x
  3. Step 3: Cross multiply
    336,074,015.20x = 504,111,022.80 × 131,534,111.20
  4. Step 4: Simplify right side
    336,074,015.20x = 66,307,795,330,120,936
  5. Step 5: Solve for x
    x = 66,307,795,330,120,936/336,074,015.20
  6. Step 6: Final answer
    x = 197,301,166.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.